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ADD: started to add a offset possibility for the LF T55XX.
[proxmark3-svn] / client / cmdlft55xx.c
diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index a719c7ad7a56e4a6216e910aa4d28cad3069007d..2a77ebcb3ce941cccf20c6273fd37d73ea77b97f 100644 (file)
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -13,128 +13,823 @@
 #include "proxmark3.h"\r
 #include "ui.h"\r
 #include "graph.h"\r
 #include "proxmark3.h"\r
 #include "ui.h"\r
 #include "graph.h"\r
+#include "cmdmain.h"\r
 #include "cmdparser.h"\r
 #include "cmddata.h"\r
 #include "cmdlf.h"\r
 #include "cmdlft55xx.h"\r
 #include "cmdparser.h"\r
 #include "cmddata.h"\r
 #include "cmdlf.h"\r
 #include "cmdlft55xx.h"\r
+#include "util.h"\r
+#include "data.h"\r
+#include "lfdemod.h"\r
+#include "../common/crc.h"\r
+#include "../common/iso14443crc.h"\r
+\r
+// Default configuration\r
+t55xx_conf_block_t config = { .modulation = DEMOD_ASK, .inversed = FALSE, .offset = 0x00, .block0 = 0x00};\r
+\r
+int usage_t55xx_config(){\r
+       PrintAndLog("Usage: lf t55xx config [d <demodulation>] [i 1] [o <offset>]");\r
+       PrintAndLog("Options:        ");\r
+       PrintAndLog("       h                        This help");\r
+       PrintAndLog("       d <FSK|ASK|PSK|NZ|BI>    Set demodulation FSK / ASK / PSK / NZ / Biphase");\r
+       PrintAndLog("       i [1]                    Inverse data signal, defaults to normal");\r
+       PrintAndLog("       o [offsett]              Set offset, where data should start decode from in bitstream");\r
+       PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+       PrintAndLog("      lf t55xx config d FSK          - FSK demodulation");\r
+       PrintAndLog("      lf t55xx config d FSK i 1      - FSK demodulation, inverse data");\r
+       PrintAndLog("      lf t55xx config d FSK i 1 o 3  - FSK demodulation, inverse data, offset=3,start from bitpos 3 to decode data");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
+int usage_t55xx_read(){\r
+       PrintAndLog("Usage:  lf t55xx read <block> <password>");\r
+    PrintAndLog("     <block>, block number to read. Between 0-7");\r
+    PrintAndLog("     <password>, OPTIONAL password (8 hex characters)");\r
+    PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+    PrintAndLog("      lf t55xx read 0           - read data from block 0");\r
+       PrintAndLog("      lf t55xx read 0 feedbeef  - read data from block 0 password feedbeef");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
+int usage_t55xx_write(){\r
+       PrintAndLog("Usage:  lf t55xx wr <block> <data> [password]");\r
+    PrintAndLog("     <block>, block number to read. Between 0-7");\r
+       PrintAndLog("     <data>,  4 bytes of data to write (8 hex characters)");\r
+    PrintAndLog("     [password], OPTIONAL password 4bytes (8 hex characters)");\r
+    PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+    PrintAndLog("      lf t55xx wd 3 11223344           - write 11223344 to block 3");\r
+       PrintAndLog("      lf t55xx wd 3 11223344 feedbeef  - write 11223344 to block 3 password feedbeef");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
+int usage_t55xx_trace() {\r
+       PrintAndLog("Usage:  lf t55xx trace [1]");\r
+       PrintAndLog("     [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
+       PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+       PrintAndLog("      lf t55xx trace");\r
+       PrintAndLog("      lf t55xx trace 1");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
+int usage_t55xx_info() {\r
+       PrintAndLog("Usage:  lf t55xx info [1]");\r
+       PrintAndLog("     [graph buffer data], if set, use Graphbuffer otherwise read data from tag.");\r
+       PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+       PrintAndLog("      lf t55xx info");\r
+       PrintAndLog("      lf t55xx info 1");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
+int usage_t55xx_dump(){\r
+       PrintAndLog("Usage:  lf t55xx dump <password>");\r
+    PrintAndLog("     <password>, OPTIONAL password 4bytes (8 hex symbols)");\r
+       PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+       PrintAndLog("      lf t55xx dump");\r
+       PrintAndLog("      lf t55xx dump feedbeef");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
+int usage_t55xx_detect(){\r
+       PrintAndLog("Usage:  lf t55xx detect");\r
+       PrintAndLog("");\r
+       PrintAndLog("Examples:");\r
+       PrintAndLog("      lf t55xx detect");\r
+       PrintAndLog("      lf t55xx detect 1");\r
+       PrintAndLog("");\r
+       return 0;\r
+}\r
 \r
 static int CmdHelp(const char *Cmd);\r
 \r
 \r
 static int CmdHelp(const char *Cmd);\r
 \r
+int CmdT55xxSetConfig(const char *Cmd){\r
+\r
+       uint8_t data[] = {0x78,0x00,0x00,0x00,0x00,0x00,0x00};\r
+       uint8_t cmd[]  = {0x00,0x00};\r
+       ComputeCrc14443(CRC_14443_B, data, 7 , &cmd[0], &cmd[1]);\r
+       PrintAndLog("%02X %02X",cmd[0], cmd[1]);\r
+       int len = 0;\r
+       int foundModulation = 2;\r
+       uint8_t offset = 0;\r
+       bool inverse = FALSE;\r
+       bool errors = FALSE;\r
+       uint8_t cmdp = 0;\r
+       char modulation[4] = {0x00};\r
+       \r
+       while(param_getchar(Cmd, cmdp) != 0x00 && !errors)\r
+       {\r
+               switch(param_getchar(Cmd, cmdp))\r
+               {\r
+               case 'h':\r
+               case 'H':\r
+                       return usage_t55xx_config();\r
+               case 'd':\r
+                       len = param_getstr(Cmd, cmdp+1, modulation);\r
+                       cmdp+= len+1;\r
+                       //FSK|ASK|PSK|NZ|BI\r
+                       if ( strcmp(modulation, "FSK" ) == 0)\r
+                               foundModulation = 1;\r
+                       else if ( strcmp(modulation, "ASK" ) == 0)\r
+                               foundModulation = 2;\r
+                       else if ( strcmp(modulation, "PSK" ) == 0)\r
+                               foundModulation = 3;\r
+                       else if ( strcmp(modulation, "NZ" ) == 0)\r
+                               foundModulation = 4;\r
+                       else if ( strcmp(modulation, "BI" ) == 0)\r
+                               foundModulation = 5;\r
+                       else {\r
+                               PrintAndLog("Unknown modulation '%s'", modulation);\r
+                               errors = TRUE;\r
+                       }\r
+                       break;\r
+               case 'i':\r
+                       inverse = param_getchar(Cmd,cmdp+1) == '1';\r
+                       cmdp+=2;\r
+                       break;\r
+               case 'o':\r
+                       errors |= param_getdec(Cmd, cmdp+1,&offset);\r
+                       if ( offset >= 32 ){\r
+                               PrintAndLog("Offset must be smaller than 32");\r
+                               errors = TRUE;\r
+                       }\r
+                       cmdp+=2;\r
+                       break;\r
+               default:\r
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));\r
+                       errors = TRUE;\r
+                       break;\r
+               }\r
+       }\r
+       // No args\r
+       if (cmdp == 0) {\r
+               printConfiguration( config );\r
+               return 0;\r
+       }\r
+       //Validations\r
+       if (errors)\r
+               return usage_t55xx_config();\r
+ \r
+       config.modulation = foundModulation;\r
+       config.inversed = inverse;\r
+       config.offset = offset;\r
+       config.block0 = 0;\r
+       return 0;\r
+}\r
 \r
 \r
-int CmdReadBlk(const char *Cmd)\r
+int CmdT55xxReadBlock(const char *Cmd)\r
 {\r
 {\r
-  int Block = 8; //default to invalid block\r
-  UsbCommand c;\r
+       int block = -1;\r
+       int password = 0xFFFFFFFF; //default to blank Block 7\r
 \r
 \r
-  sscanf(Cmd, "%d", &Block);\r
+       char cmdp = param_getchar(Cmd, 0);\r
+       if (cmdp == 'h' || cmdp == 'H')\r
+               return usage_t55xx_read();\r
 \r
 \r
-  if (Block > 7) {\r
-       PrintAndLog("Block must be between 0 and 7");\r
-       return 1;\r
-  }    \r
+       int res = sscanf(Cmd, "%d %x", &block, &password);\r
 \r
 \r
-  PrintAndLog("Reading block %d", Block);\r
+       if ( res < 1 || res > 2 )\r
+               return usage_t55xx_read();\r
 \r
 \r
-  c.cmd = CMD_T55XX_READ_BLOCK;\r
-  c.d.asBytes[0] = 0x0; //Normal mode\r
-  c.arg[0] = 0;\r
-  c.arg[1] = Block;\r
-  c.arg[2] = 0;\r
-  SendCommand(&c);\r
-  return 0;\r
+       \r
+       if ((block < 0) | (block > 7)) {\r
+               PrintAndLog("Block must be between 0 and 7");\r
+               return 1;\r
+       }       \r
+\r
+       UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, block, 0}};\r
+       c.d.asBytes[0] = 0x0; \r
+\r
+       //Password mode\r
+       if ( res == 2 ) {\r
+               c.arg[2] = password;\r
+               c.d.asBytes[0] = 0x1; \r
+       }\r
+\r
+       SendCommand(&c);\r
+       if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+               PrintAndLog("command execution time out");\r
+               return 2;\r
+       }\r
+       \r
+       uint8_t got[12000];\r
+       GetFromBigBuf(got,sizeof(got),0);\r
+       WaitForResponse(CMD_ACK,NULL);\r
+       setGraphBuf(got, 12000);\r
+\r
+       DecodeT55xxBlock();\r
+       printT55xxBlock("");\r
+       return 0;\r
 }\r
 \r
 }\r
 \r
-int CmdReadBlkPWD(const char *Cmd)\r
-{\r
-  int Block = 8; //default to invalid block\r
-  int Password = 0xFFFFFFFF; //default to blank Block 7\r
-  UsbCommand c;\r
+void DecodeT55xxBlock(){\r
+       \r
+       char buf[6] = {0x00};\r
+       char *cmdStr = buf;\r
 \r
 \r
-  sscanf(Cmd, "%d %x", &Block, &Password);\r
+       // clearing the DemodBuffer.\r
+       DemodBufferLen = 0x00;\r
+       \r
+       // use the configuration\r
+       switch( config.modulation ){\r
+               case 1:\r
+                       sprintf(cmdStr,"0 %d", config.inversed );\r
+                       FSKrawDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 2:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       ASKmanDemod(cmdStr, FALSE, FALSE);\r
+                       break;\r
+               case 3:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       PSKDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 4:\r
+                       sprintf(cmdStr,"0 %d 1", config.inversed );\r
+                       NRZrawDemod(cmdStr, FALSE);\r
+                       break;\r
+               case 5:\r
+                       //BiphaseRawDecode("0",FALSE);\r
+                       break;\r
+               default:\r
+               return;\r
+       }\r
+}\r
 \r
 \r
-  if (Block > 7) {\r
-       PrintAndLog("Block must be between 0 and 7");\r
-       return 1;\r
-  }    \r
+int CmdT55xxDetect(const char *Cmd){\r
+       char cmdp = param_getchar(Cmd, 0);\r
+       if (cmdp == 'h' || cmdp == 'H')\r
+               return usage_t55xx_detect();\r
+       \r
+       // read block 0, Page 0. Configuration.\r
+       UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, 0, 0}};\r
+       c.d.asBytes[0] = 0x0; \r
 \r
 \r
-  PrintAndLog("Reading block %d with password %08X", Block, Password);\r
+       //Password mode\r
+       // if ( res == 2 ) {\r
+               // c.arg[2] = password;\r
+               // c.d.asBytes[0] = 0x1; \r
+       // }\r
 \r
 \r
-  c.cmd = CMD_T55XX_READ_BLOCK;\r
-  c.d.asBytes[0] = 0x1; //Password mode\r
-  c.arg[0] = 0;\r
-  c.arg[1] = Block;\r
-  c.arg[2] = Password;\r
-  SendCommand(&c);\r
-  return 0;\r
+       SendCommand(&c);\r
+       if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+               PrintAndLog("command execution time out");\r
+               return FALSE;\r
+       }\r
+       \r
+       uint8_t got[12000];\r
+       GetFromBigBuf(got,sizeof(got),0);\r
+       WaitForResponse(CMD_ACK,NULL);\r
+       setGraphBuf(got, 12000);\r
+       \r
+       if ( !tryDetectModulation() ){\r
+               PrintAndLog("Could not detect modulation automatically. Try setting it manually with \'lf t55xx config\'");\r
+       }\r
+       return 0;\r
 }\r
 \r
 }\r
 \r
-int CmdWriteBlk(const char *Cmd)\r
-{\r
-  int Block = 8; //default to invalid block\r
-  int Data = 0xFFFFFFFF; //default to blank Block \r
-  UsbCommand c;\r
+// detect configuration?\r
+bool tryDetectModulation(){\r
+       \r
+       uint8_t hits = 0;\r
+       t55xx_conf_block_t tests[10];\r
+       \r
+       if (GetFskClock("", FALSE, FALSE)){ \r
+               if ( FSKrawDemod("0 0", FALSE) && test()){\r
+                       tests[hits].modulation = DEMOD_FSK;\r
+                       tests[hits].inversed = FALSE;\r
+                       ++hits;\r
+               }\r
+               if ( FSKrawDemod("0 1", FALSE) && test()) {\r
+                       tests[hits].modulation = DEMOD_FSK;\r
+                       tests[hits].inversed = TRUE;\r
+                       ++hits;\r
+                       }\r
+    } else {\r
+               if ( ASKmanDemod("0 0 1", FALSE, FALSE) && test()) {\r
+                       tests[hits].modulation = DEMOD_ASK;\r
+                       tests[hits].inversed = FALSE;\r
+                       ++hits;\r
+                       }\r
+\r
+               if ( ASKmanDemod("0 1 1", FALSE, FALSE)  && test()) {\r
+                       tests[hits].modulation = DEMOD_ASK;\r
+                       tests[hits].inversed = TRUE;\r
+                       ++hits;\r
+                       }\r
+               \r
+               if ( NRZrawDemod("0 0 1", FALSE)  && test()) {\r
+                       tests[hits].modulation = DEMOD_NZR;\r
+                       tests[hits].inversed = FALSE;\r
+                       ++hits;\r
+               }\r
 \r
 \r
-  sscanf(Cmd, "%x %d", &Data, &Block);\r
+               if ( NRZrawDemod("0 1 1", FALSE)  && test()) {\r
+                       tests[hits].modulation = DEMOD_NZR;\r
+                       tests[hits].inversed = TRUE;\r
+                       ++hits;\r
+                       }\r
+               \r
+               if ( PSKDemod("0 0 1", FALSE) && test()) {\r
+                       tests[hits].modulation = DEMOD_PSK;\r
+                       tests[hits].inversed = FALSE;\r
+                       ++hits;\r
+               }\r
+               \r
+               if ( PSKDemod("0 1 1", FALSE) && test()) {\r
+                       tests[hits].modulation = DEMOD_PSK;\r
+                       tests[hits].inversed = TRUE;\r
+                       ++hits;\r
+               }\r
+               //PSK2?\r
+               // if (!BiphaseRawDecode("0",FALSE)  && test()) {\r
+               //      tests[++hits].modulation = DEMOD_BI;\r
+               //      tests[hits].inversed = FALSE;\r
+               //}\r
+               // if (!BiphaseRawDecode("1",FALSE) && test()) {\r
+               //      tests[++hits].modulation = DEMOD_BI;\r
+               //      tests[hits].inversed = TRUE;\r
+               // }\r
+       }               \r
+       if ( hits == 1) {\r
+               config.modulation = tests[0].modulation;\r
+               config.inversed = tests[0].inversed;\r
+               printConfiguration( config );\r
+               return TRUE;\r
+       }\r
+       \r
+       if ( hits > 1) {\r
+               PrintAndLog("Found [%d] possible matches for modulation.",hits);\r
+               for(int i=0; i<hits; ++i){\r
+                       PrintAndLog("--[%d]---------------", i+1);\r
+                       printConfiguration( tests[i] );\r
+               }\r
+       }\r
+       return FALSE;\r
+}\r
 \r
 \r
-  if (Block > 7) {\r
-       PrintAndLog("Block must be between 0 and 7");\r
-       return 1;\r
-  }    \r
+bool test(){\r
 \r
 \r
-  PrintAndLog("Writting block %d with data %08X", Block, Data);\r
+       if ( !DemodBufferLen) \r
+               return false;\r
+       \r
+       uint8_t si = 1;\r
+       uint8_t safer    = PackBits(si, 4, DemodBuffer); si += 4;       \r
+       uint8_t resv     = PackBits(si, 7, DemodBuffer); si += 7+3;\r
+       uint8_t extend   = PackBits(si, 1, DemodBuffer); si += 1;\r
 \r
 \r
-  c.cmd = CMD_T55XX_WRITE_BLOCK;\r
-  c.d.asBytes[0] = 0x0; //Normal mode\r
-  c.arg[0] = Data;\r
-  c.arg[1] = Block;\r
-  c.arg[2] = 0;\r
-  SendCommand(&c);\r
-  return 0;\r
+       //PrintAndLog("test: %X %X %X ", safer, resv, extend);\r
+       \r
+       // 2nibble must be zeroed.\r
+       if ( resv > 0x00) return FALSE;\r
+\r
+       if ( safer == 0x6 || safer == 0x9){\r
+               if ( extend == 0x00)\r
+                       return TRUE;\r
+       }\r
+       if ( resv== 0x00) return TRUE;\r
+       return FALSE;\r
+}\r
+\r
+void printT55xxBlock(const char *demodStr){\r
+       \r
+       uint32_t blockData = 0;\r
+       uint8_t bits[64] = {0x00};\r
+               \r
+       if ( !DemodBufferLen) \r
+               return;\r
+       \r
+       if ( config.offset > DemodBufferLen){\r
+               PrintAndLog("The configured offset is to big. (%d > %d)", config.offset, DemodBufferLen);\r
+               return;\r
+       }\r
+       \r
+       int i = config.offset;\r
+       int pos = 32 + config.offset;\r
+    for (; i < pos; ++i)\r
+               bits[i]=DemodBuffer[i];\r
+       \r
+       blockData = PackBits(0, 32, bits);\r
+       PrintAndLog("0x%08X  %s [%s]", blockData, sprint_bin(bits,32), demodStr);\r
+}\r
+\r
+int special(const char *Cmd) {\r
+       uint32_t blockData = 0;\r
+       uint8_t bits[64] = {0x00};\r
+\r
+       PrintAndLog("[OFFSET] [DATA] [BINARY]");\r
+       PrintAndLog("----------------------------------------------------");\r
+       int i,j = 0;\r
+       for (; j < 32; ++j){\r
+               \r
+               for (i = 0; i < 32; ++i)\r
+                       bits[i]=DemodBuffer[j+i];\r
+       \r
+               blockData = PackBits(0, 32, bits);\r
+               PrintAndLog("[%d] 0x%08X  %s",j , blockData, sprint_bin(bits,32));      \r
+       }\r
+       \r
+       return 0;\r
+}\r
+\r
+void printConfiguration( t55xx_conf_block_t b){\r
+       PrintAndLog("Modulation : %s", GetSelectedModulationStr(b.modulation) );\r
+       PrintAndLog("Inverted   : %s", (b.inversed) ? "Yes" : "No" );\r
+       PrintAndLog("Offset     : %d", b.offset);\r
+       PrintAndLog("Block0     : %08X", b.block0);\r
+       PrintAndLog("");\r
 }\r
 \r
 }\r
 \r
-int CmdWriteBlkPWD(const char *Cmd)\r
+int CmdT55xxWriteBlock(const char *Cmd)\r
 {\r
 {\r
-  int Block = 8; //default to invalid block\r
-  int Data = 0xFFFFFFFF; //default to blank Block \r
-  int Password = 0xFFFFFFFF; //default to blank Block 7\r
-  UsbCommand c;\r
-\r
-  sscanf(Cmd, "%x %d %x", &Data, &Block, &Password);\r
-\r
-  if (Block > 7) {\r
-       PrintAndLog("Block must be between 0 and 7");\r
-       return 1;\r
-  }    \r
-\r
-  PrintAndLog("Writting block %d with data %08X and password %08X", Block, Data, Password);\r
-\r
-  c.cmd = CMD_T55XX_WRITE_BLOCK;\r
-  c.d.asBytes[0] = 0x1; //Password mode\r
-  c.arg[0] = Data;\r
-  c.arg[1] = Block;\r
-  c.arg[2] = Password;\r
-  SendCommand(&c);\r
-  return 0;\r
+       int block = 8; //default to invalid block\r
+       int data = 0xFFFFFFFF; //default to blank Block \r
+       int password = 0xFFFFFFFF; //default to blank Block 7\r
+       \r
+       char cmdp = param_getchar(Cmd, 0);\r
+       if (cmdp == 'h' || cmdp == 'H') {\r
+               usage_t55xx_write();\r
+               return 0;\r
+       }\r
+  \r
+       int res = sscanf(Cmd, "%d %x %x",&block, &data, &password);\r
+       \r
+       if ( res < 2 || res > 3) {\r
+               usage_t55xx_write();\r
+               return 1;\r
+       }\r
+\r
+       if (block > 7) {\r
+               PrintAndLog("Block must be between 0 and 7");\r
+               return 1;\r
+       }\r
+       \r
+       UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};\r
+       c.d.asBytes[0] = 0x0; \r
+\r
+       PrintAndLog("Writing to T55x7");\r
+       PrintAndLog("block : %d", block);\r
+       PrintAndLog("data  : 0x%08X", data);\r
+\r
+       //Password mode\r
+       if (res == 3) {\r
+               c.arg[2] = password;\r
+               c.d.asBytes[0] = 0x1; \r
+               PrintAndLog("pwd   : 0x%08X", password);\r
+       }\r
+       SendCommand(&c);\r
+       return 0;\r
 }\r
 \r
 }\r
 \r
-int CmdReadTrace(const char *Cmd)\r
+int CmdT55xxReadTrace(const char *Cmd)\r
 {\r
 {\r
+       char cmdp = param_getchar(Cmd, 0);\r
+       \r
+       if (strlen(Cmd) > 1 || cmdp == 'h' || cmdp == 'H') \r
+               return usage_t55xx_trace();\r
+\r
+       if ( strlen(Cmd)==0){\r
+       \r
+               UsbCommand c = {CMD_T55XX_READ_TRACE, {0, 0, 0}};\r
+               SendCommand(&c);\r
+               if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+                       PrintAndLog("command execution time out");\r
+                       return 1;\r
+               }\r
 \r
 \r
-  PrintAndLog("Reading traceability data");\r
+               uint8_t got[12000];\r
+               GetFromBigBuf(got,sizeof(got),0);\r
+               WaitForResponse(CMD_ACK,NULL);\r
+               setGraphBuf(got, 12000);\r
+       }\r
+       \r
+       DecodeT55xxBlock();\r
 \r
 \r
-  UsbCommand c = {CMD_T55XX_READ_TRACE, {0, 0, 0}};\r
-  SendCommand(&c);\r
+       if ( !DemodBufferLen) \r
+               return 2;\r
+       \r
+       RepaintGraphWindow();\r
+\r
+       uint8_t si = 5;\r
+       uint32_t bl0     = PackBits(si, 32, DemodBuffer);\r
+       uint32_t bl1     = PackBits(si+32, 32, DemodBuffer);\r
+       \r
+       uint32_t acl     = PackBits(si,  8, DemodBuffer); si += 8;\r
+       uint32_t mfc     = PackBits(si, 8, DemodBuffer); si += 8;\r
+       uint32_t cid     = PackBits(si, 5, DemodBuffer); si += 5;\r
+       uint32_t icr     = PackBits(si, 3, DemodBuffer); si += 3;\r
+       uint32_t year    = PackBits(si, 4, DemodBuffer); si += 4;\r
+       uint32_t quarter = PackBits(si, 2, DemodBuffer); si += 2;\r
+       uint32_t lotid    = PackBits(si, 12, DemodBuffer); si += 12;\r
+       uint32_t wafer   = PackBits(si, 5, DemodBuffer); si += 5;\r
+       uint32_t dw      = PackBits(si, 15, DemodBuffer); \r
+       \r
+       year += 2000;\r
+       \r
+       PrintAndLog("");\r
+       PrintAndLog("-- T55xx Trace Information ----------------------------------");\r
+       PrintAndLog("-------------------------------------------------------------");\r
+       PrintAndLog(" ACL Allocation class (ISO/IEC 15963-1)  : 0x%02X (%d)", acl, acl);\r
+       PrintAndLog(" MFC Manufacturer ID (ISO/IEC 7816-6)    : 0x%02X (%d)", mfc, mfc);\r
+       PrintAndLog(" CID                                     : 0x%02X (%d)", cid, cid);\r
+       PrintAndLog(" ICR IC Revision                         : %d",icr );\r
+       PrintAndLog(" Manufactured");\r
+       PrintAndLog("     Year/Quarter : %d/%d",year, quarter );\r
+       PrintAndLog("     Lot ID       : %d", lotid );\r
+       PrintAndLog("     Wafer number : %d", wafer);\r
+       PrintAndLog("     Die Number   : %d", dw);\r
+       PrintAndLog("-------------------------------------------------------------");\r
+       PrintAndLog(" Raw Data - Page 1");\r
+       PrintAndLog("     Block 0  : 0x%08X  %s", bl0, sprint_bin(DemodBuffer+5,32) );\r
+       PrintAndLog("     Block 1  : 0x%08X  %s", bl1, sprint_bin(DemodBuffer+37,32) );\r
+       PrintAndLog("-------------------------------------------------------------");\r
+       /*\r
+       TRACE - BLOCK O\r
+               Bits    Definition                                                              HEX\r
+               1-8             ACL Allocation class (ISO/IEC 15963-1)  0xE0 \r
+               9-16    MFC Manufacturer ID (ISO/IEC 7816-6)    0x15 Atmel Corporation\r
+               17-21   CID                                                                             0x1 = Atmel ATA5577M1  0x2 = Atmel ATA5577M2 \r
+               22-24   ICR IC revision\r
+               25-28   YEAR (BCD encoded)                                              9 (= 2009)\r
+               29-30   QUARTER                                                                 1,2,3,4 \r
+               31-32   LOT ID\r
+       \r
+       TRACE - BLOCK 1\r
+               1-12    LOT ID  \r
+               13-17   Wafer number\r
+               18-32   DW,  die number sequential\r
+       */\r
+       \r
   return 0;\r
 }\r
 \r
   return 0;\r
 }\r
 \r
+int CmdT55xxInfo(const char *Cmd){\r
+       /*\r
+               Page 0 Block 0 Configuration data.\r
+               Normal mode\r
+               Extended mode\r
+       */\r
+       char cmdp = param_getchar(Cmd, 0);\r
+\r
+       if (cmdp == 'h' || cmdp == 'H')\r
+               return usage_t55xx_info();\r
+       \r
+       if (strlen(Cmd)==0){\r
+               \r
+               // read block 0, Page 0. Configuration.\r
+               UsbCommand c = {CMD_T55XX_READ_BLOCK, {0, 0, 0}};\r
+               c.d.asBytes[0] = 0x0; \r
+\r
+               //Password mode\r
+               // if ( res == 2 ) {\r
+                       // c.arg[2] = password;\r
+                       // c.d.asBytes[0] = 0x1; \r
+               // }\r
+\r
+               SendCommand(&c);\r
+               if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
+                       PrintAndLog("command execution time out");\r
+                       return 1;\r
+               }\r
+\r
+               uint8_t got[12000];\r
+               GetFromBigBuf(got,sizeof(got),0);\r
+               WaitForResponse(CMD_ACK,NULL);\r
+               setGraphBuf(got, 12000);\r
+       }\r
+       \r
+       DecodeT55xxBlock();\r
+\r
+       if ( !DemodBufferLen) \r
+               return 2;\r
+       \r
+       \r
+       uint8_t si = 1;\r
+       uint32_t bl0      = PackBits(si, 32, DemodBuffer);\r
+       \r
+       uint32_t safer    = PackBits(si, 4, DemodBuffer); si += 4;      \r
+       uint32_t resv     = PackBits(si, 7, DemodBuffer); si += 7;\r
+       uint32_t dbr      = PackBits(si, 3, DemodBuffer); si += 3;\r
+       uint32_t extend   = PackBits(si, 1, DemodBuffer); si += 1;\r
+       uint32_t datamod  = PackBits(si, 5, DemodBuffer); si += 5;\r
+       uint32_t pskcf    = PackBits(si, 2, DemodBuffer); si += 2;\r
+       uint32_t aor      = PackBits(si, 1, DemodBuffer); si += 1;      \r
+       uint32_t otp      = PackBits(si, 1, DemodBuffer); si += 1;      \r
+       uint32_t maxblk   = PackBits(si, 3, DemodBuffer); si += 3;\r
+       uint32_t pwd      = PackBits(si, 1, DemodBuffer); si += 1;      \r
+       uint32_t sst      = PackBits(si, 1, DemodBuffer); si += 1;      \r
+       uint32_t fw       = PackBits(si, 1, DemodBuffer); si += 1;\r
+       uint32_t inv      = PackBits(si, 1, DemodBuffer); si += 1;      \r
+       uint32_t por      = PackBits(si, 1, DemodBuffer); si += 1;\r
+               \r
+       PrintAndLog("");\r
+       PrintAndLog("-- T55xx Configuration & Tag Information --------------------");\r
+       PrintAndLog("-------------------------------------------------------------");\r
+       PrintAndLog(" Safer key                 : %s", GetSaferStr(safer));\r
+       PrintAndLog(" reserved                  : %d", resv);\r
+       PrintAndLog(" Data bit rate             : %s", GetBitRateStr(dbr));\r
+       PrintAndLog(" eXtended mode             : %s", (extend) ? "Yes - Warning":"No");\r
+       PrintAndLog(" Modulation                : %s", GetModulationStr(datamod));\r
+       PrintAndLog(" PSK clock freq            : %d", pskcf);\r
+       PrintAndLog(" AOR - Answer on Request   : %s", (aor) ? "Yes":"No");\r
+       PrintAndLog(" OTP - One Time Pad        : %s", (otp) ? "Yes - Warning":"No" );\r
+       PrintAndLog(" Max block                 : %d", maxblk);\r
+       PrintAndLog(" Password mode             : %s", (pwd) ? "Yes":"No");\r
+       PrintAndLog(" Sequence Start Terminator : %s", (sst) ? "Yes":"No");\r
+       PrintAndLog(" Fast Write                : %s", (fw)  ? "Yes":"No");\r
+       PrintAndLog(" Inverse data              : %s", (inv) ? "Yes":"No");\r
+       PrintAndLog(" POR-Delay                 : %s", (por) ? "Yes":"No");\r
+       PrintAndLog("-------------------------------------------------------------");\r
+       PrintAndLog(" Raw Data - Page 0");\r
+       PrintAndLog("     Block 0  : 0x%08X  %s", bl0, sprint_bin(DemodBuffer+5,32) );\r
+       PrintAndLog("-------------------------------------------------------------");\r
+       \r
+       return 0;\r
+}\r
+\r
+int CmdT55xxDump(const char *Cmd){\r
+\r
+       char s[20] = {0x00};\r
+       uint8_t pwd[4] = {0x00};\r
+\r
+       char cmdp = param_getchar(Cmd, 0);\r
+       if ( cmdp == 'h' || cmdp == 'H') {\r
+               usage_t55xx_dump();\r
+               return 0;\r
+       }\r
+\r
+       bool hasPwd = ( strlen(Cmd) > 0);       \r
+       if ( hasPwd ){\r
+               if (param_gethex(Cmd, 0, pwd, 8)) {\r
+                       PrintAndLog("password must include 8 HEX symbols");\r
+                       return 1;\r
+               }\r
+       }\r
+       \r
+       for ( int i = 0; i <8; ++i){\r
+               memset(s,0,sizeof(s));\r
+               if ( hasPwd ) {\r
+                       sprintf(s,"%d %02x%02x%02x%02x", i, pwd[0],pwd[1],pwd[2],pwd[3]);\r
+               } else {\r
+                       sprintf(s,"%d", i);\r
+               }\r
+               CmdT55xxReadBlock(s);\r
+       }\r
+       return 0;\r
+}\r
+\r
+char * GetBitRateStr(uint32_t id){\r
+       static char buf[40];\r
+       char *retStr = buf;\r
+               switch (id){\r
+               case 0: \r
+                       sprintf(retStr,"%d - RF/8",id);\r
+                       break;\r
+               case 1:\r
+                       sprintf(retStr,"%d - RF/16",id);\r
+                       break;\r
+               case 2:         \r
+                       sprintf(retStr,"%d - RF/32",id);\r
+                       break;\r
+               case 3:\r
+                       sprintf(retStr,"%d - RF/40",id);\r
+                       break;\r
+               case 4:\r
+                       sprintf(retStr,"%d - RF/50",id);\r
+                       break;\r
+               case 5:\r
+                       sprintf(retStr,"%d - RF/64",id);\r
+                       break;\r
+               case 6:\r
+                       sprintf(retStr,"%d - RF/100",id);\r
+                       break;\r
+               case 7:\r
+                       sprintf(retStr,"%d - RF/128",id);\r
+                       break;\r
+               default:\r
+                       sprintf(retStr,"%d - (Unknown)",id);\r
+                       break;\r
+               }\r
+\r
+       return buf;\r
+}\r
+\r
+char * GetSaferStr(uint32_t id){\r
+       static char buf[40];\r
+       char *retStr = buf;\r
+       \r
+       sprintf(retStr,"%d",id);\r
+       if (id == 6) {\r
+               sprintf(retStr,"%d - passwd",id);\r
+       }\r
+       if (id == 9 ){\r
+               sprintf(retStr,"%d - testmode",id);\r
+       }\r
+       \r
+       return buf;\r
+}\r
+char * GetModulationStr( uint32_t id){\r
+       static char buf[40];\r
+       char *retStr = buf;\r
+       \r
+       switch (id){\r
+               case 0: \r
+                       sprintf(retStr,"%d - DIRECT (ASK/NRZ)",id);\r
+                       break;\r
+               case 1:\r
+                       sprintf(retStr,"%d - PSK 1 phase change when input changes",id);\r
+                       break;\r
+               case 2:         \r
+                       sprintf(retStr,"%d - PSK 2 phase change on bitclk if input high",id);\r
+                       break;\r
+               case 3:\r
+                       sprintf(retStr,"%d - PSK 3 phase change on rising edge of input",id);\r
+                       break;\r
+               case 4:\r
+                       sprintf(retStr,"%d - FSK 1 RF/8  RF/5",id);\r
+                       break;\r
+               case 5:\r
+                       sprintf(retStr,"%d - FSK 2 RF/8  RF/10",id);\r
+                       break;\r
+               case 6:\r
+                       sprintf(retStr,"%d - FSK 1a RF/5  RF/8",id);\r
+                       break;\r
+               case 7:\r
+                       sprintf(retStr,"%d - FSK 2a RF/10  RF/8",id);\r
+                       break;\r
+               case 8:\r
+                       sprintf(retStr,"%d - Manschester",id);\r
+                       break;\r
+               case 16:\r
+                       sprintf(retStr,"%d - Biphase",id);\r
+                       break;\r
+               case 17:\r
+                       sprintf(retStr,"%d - Reserved",id);\r
+                       break;\r
+               default:\r
+                       sprintf(retStr,"0x%02X (Unknown)",id);\r
+                       break;\r
+               }\r
+       return buf;\r
+}\r
+\r
+char * GetSelectedModulationStr( uint8_t id){\r
+\r
+       static char buf[16];\r
+       char *retStr = buf;\r
+       \r
+       switch (id){\r
+               case DEMOD_FSK:\r
+                       sprintf(retStr,"FSK (%d)",id);\r
+                       break;\r
+               case DEMOD_ASK:         \r
+                       sprintf(retStr,"ASK (%d)",id);\r
+                       break;\r
+               case DEMOD_NZR:\r
+                       sprintf(retStr,"DIRECT/NRZ (%d)",id);\r
+                       break;\r
+               case DEMOD_PSK:\r
+                       sprintf(retStr,"PSK (%d)",id);\r
+                       break;\r
+               case DEMOD_BI:\r
+                       sprintf(retStr,"BIPHASE (%d)",id);\r
+                       break;\r
+               default:\r
+                       sprintf(retStr,"(Unknown)");\r
+                       break;\r
+               }\r
+       return buf;\r
+}\r
+\r
+uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){\r
+       \r
+       int i = start;\r
+       int j = len-1;\r
+       if (len > 32) {\r
+               return 0;\r
+       }\r
+       uint32_t tmp = 0;\r
+       for (; j >= 0; --j, ++i){\r
+               tmp     |= bits[i] << j;\r
+       }\r
+       return tmp;\r
+}\r
+\r
 static command_t CommandTable[] =\r
 {\r
 static command_t CommandTable[] =\r
 {\r
-  {"help",          CmdHelp,        1, "This help"},\r
-  {"readblock",     CmdReadBlk,     1, "<Block> -- Read T55xx block data (page 0)"},\r
-  {"readblockPWD",  CmdReadBlkPWD,  1, "<Block> <Password> -- Read T55xx block data in password mode(page 0)"},\r
-  {"writeblock",    CmdWriteBlk,    1, "<Data> <Block> -- Write T55xx block data (page 0)"},\r
-  {"writeblockPWD", CmdWriteBlkPWD, 1, "<Data> <Block> <Password> -- Write T55xx block data in password mode(page 0)"},\r
-  {"readtrace",     CmdReadTrace,   1, "Read T55xx traceability data (page 1)"},\r
+  {"help",   CmdHelp,           1, "This help"},\r
+  {"config", CmdT55xxSetConfig, 1, "Set T55XX config for modulation, inversed data"},\r
+  {"detect", CmdT55xxDetect,    0, "Try detecting the tag modulation from reading the configuration block."},\r
+  {"read",   CmdT55xxReadBlock, 0, "<block> [password] -- Read T55xx block data (page 0) [optional password]"},\r
+  {"write",  CmdT55xxWriteBlock,0, "<block> <data> [password] -- Write T55xx block data (page 0) [optional password]"},\r
+  {"trace",  CmdT55xxReadTrace, 0, "[1] Show T55xx traceability data (page 1/ blk 0-1)"},\r
+  {"info",   CmdT55xxInfo,      0, "[1] Show T55xx configuration data (page 0/ blk 0)"},\r
+  {"dump",   CmdT55xxDump,      0, "[password] Dump T55xx card block 0-7. [optional password]"},\r
+  {"special", special,           0, "Shows how a datablock changes with 32 different offsets"},\r
   {NULL, NULL, 0, NULL}\r
 };\r
 \r
   {NULL, NULL, 0, NULL}\r
 };\r
 \r
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